Q1. The acceleration of gravity is 10 m/s2. What is the acceleration of a 39 kg pail of cement that is pulled upward (not sideways) with a force of 421 N? Answer in units of m/s2
Q2. A race car starts from rest on a circular track of radius 573m. The car's speed increases at the constant rate of 0.470m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the following.
(a) The speed of race car
(b) distance travelled
(c) elapsed time